Canada's Spring Economic Update 2026 committed the federal government to assessing alternative ownership models for Canadian airports and to introducing legislation later this year. The same file was studied in 2003 (Bill C-27), 2006 (Bill C-20), and 2016 (Credit Suisse Review). Three governments walked away. The fourth has decided to act.

The questions Canada is about to ask already have answers in the international record. From 1987 to 2025, 39 countries privatized or concessioned airports through more than 140 transactions. Five lessons emerge consistently, and each maps to a structural decision the Canadian legislation will make in the next 18 months.

This is what the record shows.

Lesson 1. Consolidate Before You Transact

Spain consolidated 46 airports into Aena in 1991 and waited 24 years to list. The 2015 IPO was oversubscribed several times over. The state retained 51%. Aena reported EUR5.83 billion in 2024 revenue and EUR1.93 billion in net profit. The share price appreciated approximately 270% in its first decade of trading.

Brazil took the inverse path. Round 1 in 2011 sold three airports under upfront-fee competition with no consolidation framework. Viracopos went into financial restructuring pre-pandemic. Galeão followed with an application for re-auction. The Brazilian government rebuilt the auction structure across seven rounds.

Implication for Canada: 21 airport authorities, 21 balance sheets without share capital. A transaction structure committed before consolidation will produce 21 different valuations and the Brazilian Round 1 outcome.

Lesson 2. Draft the Regulatory Framework Before the Sale Closes

Aena's 2015 listing was paired with the DORA framework. DORA II covers 2022-2026 with a EUR2.25 billion investment cap. The framework sets tariffs in advance and is overseen by the CNMC, Spain's competition regulator. Spanish airport fees have stayed within the regulator's bands for 10 years.

Australia took the opposite approach. Sydney was privatized in 2002, Melbourne, Brisbane, Adelaide, and Perth in earlier transactions, with the regulatory framework following the transactions. The ACCC airport monitoring regime exists in its current form because of the fee trajectory that followed.

Implication for Canada: The airlines, airport authorities, and institutional investors who bid should be at the table as co-architects of the regulatory document before the transaction structure is committed. Drafting concurrently produces the Spanish outcome. Drafting afterward produces the Australian one.

Lesson 3. Retain the Public Majority

Countries that built durable national operators kept majority control. Spain holds 51% of Aena. France holds majority control of Aeroports de Paris. Mexico mandated equity floors in 1998. Argentina kept its concession with a domestic consortium that became Corporación América.

The U.K. in 1987 made the opposite decision. BAA was sold without domestic preference and without retained equity. Heathrow today is owned through FGP Topco by Ardian (22.6%), Qatar Investment Authority (20%), the Saudi Public Investment Fund (15%), and others. Canadian and other foreign pension funds have been paid by Heathrow passengers for two decades.

Implication for Canada: The government has the option to keep the controlling block through the Canada Sovereign Wealth Fund. The Spanish and French records show what 51% retention produces. The British record shows what zero retention produces.

Lesson 4. Anchor with Domestic Institutional Capital

Mexico's 1998 privatization required Mexican equity in each of three airport groups: GAP, OMA, and ASUR. Today, they are three of the largest publicly listed airport operators in Latin America. Argentina built Corporación América the same way, and it now operates 52 airports across six countries with 86.7 million passengers in 2025. The U.K. did the opposite: the 1987 BAA sale was an open auction with no domestic preference.

Implication for Canada: Pension funds PSP, CDPQ, OMERS, and OTPP are operating-grade airport investors today because they bought gateways abroad. OTPP held stakes in Birmingham, Bristol, Brussels, Copenhagen, and London City airports for nearly 25 years before exiting. PSP's AviAlliance operates the airports of Athens, Düsseldorf, Hamburg, San Juan, Aberdeen, Glasgow, and Southampton, and acquired AGS Airports in January 2025. Vantage Airport Group, owned through Vancouver Airport Authority, operates LaGuardia Terminal B and JFK Terminal 6.

Lesson 5. Asset or Tool: the Structural Choice

The countries that built national operators treated airports as tools to build platforms. Britain treated Heathrow as an asset to sell. Aena operates 17 Brazilian airports plus Luton, Newcastle, and Leeds Bradford. Aeroports de Paris operates 26 international airports through the ADP-TAV network. VINCI Airports operates more than 70 airports across 14 countries with revenue of EUR4.8 billion in 2025. The U.K. acquired zero international airports through a British operator after 1987.

Implication for Canada: The legislation can produce a Canadian operator that competes with Aena, Aeroports de Paris, VINCI, and TAV for global infrastructure mandates over the next 20 years. Or it can hand Canadian airport equity to foreign operators, leaving no Canadian platform to build on. The choice is between viewing Pearson, Vancouver, and Montreal airports as tools to build a Canadian operator or treating them simply as assets to sell.

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